ref: afc01e884546a954e1276677950a8ad900fb135c
dir: /src/type1z/z1parse.h/
/***************************************************************************/
/* */
/* z1parse.h */
/* */
/* Experimental Type 1 parser (specification). */
/* */
/* Copyright 1996-2000 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
/* modified, and distributed under the terms of the FreeType project */
/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
/* this file you indicate that you have read the license and */
/* understand and accept it fully. */
/* */
/***************************************************************************/
#ifndef Z1PARSE_H
#define Z1PARSE_H
#include <freetype/internal/t1types.h>
#include <freetype/internal/ftstream.h>
#ifdef __cplusplus
extern "C" {
#endif
/*************************************************************************/
/* */
/* <Struct> */
/* Z1_Parser */
/* */
/* <Description> */
/* A Z1_Parser is an object used to parse a Type 1 fonts very */
/* quickly. */
/* */
/* <Fields> */
/* root :: The root parser. */
/* */
/* stream :: The current input stream. */
/* */
/* base_dict :: A pointer to the top-level dictionary. */
/* */
/* base_len :: The length in bytes of the top dictionary. */
/* */
/* private_dict :: A pointer to the private dictionary. */
/* */
/* private_len :: The length in bytes of the private dictionary. */
/* */
/* in_pfb :: A boolean. Indicates that we are handling a PFB */
/* file. */
/* */
/* in_memory :: A boolean. Indicates a memory-based stream. */
/* */
/* single_block :: A boolean. Indicates that the private dictionary */
/* is stored in lieu of the base dictionary. */
/* */
typedef struct Z1_Parser_
{
T1_Parser root;
FT_Stream stream;
FT_Byte* base_dict;
FT_Int base_len;
FT_Byte* private_dict;
FT_Int private_len;
FT_Byte in_pfb;
FT_Byte in_memory;
FT_Byte single_block;
} Z1_Parser;
#define Z1_Add_Table( p, i, o, l ) (p)->funcs.add( (p), i, o, l )
#define Z1_Done_Table( p ) \
do \
{ \
if ( (p)->funcs.done ) \
(p)->funcs.done( p ); \
} while ( 0 )
#define Z1_Release_Table( p ) \
do \
{ \
if ( (p)->funcs.release ) \
(p)->funcs.release( p ); \
} while ( 0 )
#define Z1_Skip_Spaces( p ) (p)->root.funcs.skip_spaces( &(p)->root )
#define Z1_Skip_Alpha( p ) (p)->root.funcs.skip_alpha ( &(p)->root )
#define Z1_ToInt( p ) (p)->root.funcs.to_int( &(p)->root )
#define Z1_ToFixed( p, t ) (p)->root.funcs.to_fixed( &(p)->root, t )
#define Z1_ToCoordArray( p, m, c ) \
(p)->root.funcs.to_coord_array( &(p)->root, m, c )
#define Z1_ToFixedArray( p, m, f, t ) \
(p)->root.funcs.to_fixed_array( &(p)->root, m, f, t )
#define Z1_ToToken( p, t ) \
(p)->root.funcs.to_token( &(p)->root, t )
#define Z1_ToTokenArray( p, t, m, c ) \
(p)->root.funcs.to_token_array( &(p)->root, t, m, c )
#define Z1_Load_Field( p, f, o, m, pf ) \
(p)->root.funcs.load_field( &(p)->root, f, o, m, pf )
#define Z1_Load_Field_Table( p, f, o, m, pf ) \
(p)->root.funcs.load_field_table( &(p)->root, f, o, m, pf )
LOCAL_DEF
FT_Error Z1_New_Parser( Z1_Parser* parser,
FT_Stream stream,
FT_Memory memory,
PSAux_Interface* psaux );
LOCAL_DEF
FT_Error Z1_Get_Private_Dict( Z1_Parser* parser );
LOCAL_DEF
void Z1_Decrypt( FT_Byte* buffer,
FT_Int length,
FT_UShort seed );
LOCAL_DEF
void Z1_Done_Parser( Z1_Parser* parser );
#ifdef __cplusplus
}
#endif
#endif /* Z1PARSE_H */
/* END */